Merge tag 'pull-shadow-2023-10-06' of https://repo.or.cz/qemu/armbru into staging

-Wshadow=local patches patches for 2023-10-06

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# gpg: Signature made Fri 06 Oct 2023 07:28:41 EDT
# gpg:                using RSA key 354BC8B3D7EB2A6B68674E5F3870B400EB918653
# gpg:                issuer "armbru@redhat.com"
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>" [full]
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>" [full]
# Primary key fingerprint: 354B C8B3 D7EB 2A6B 6867  4E5F 3870 B400 EB91 8653

* tag 'pull-shadow-2023-10-06' of https://repo.or.cz/qemu/armbru: (32 commits)
  linux-user/syscall.c: clean up local variable shadowing in xattr syscalls
  linux-user/syscall.c: clean up local variable shadowing in TARGET_NR_getcpu
  linux-user/syscall.c: clean up local variable shadowing in do_ioctl_dm()
  linux-user/mmap.c: clean up local variable shadowing
  linux-user/flatload: clean up local variable shadowing
  hw/usb: Silence compiler warnings in USB code when compiling with -Wshadow
  target/ppc: Clean up local variable shadowing in kvm_arch_*_registers()
  trace/control: Clean up global variable shadowing
  sysemu/tpm: Clean up global variable shadowing
  softmmu/vl: Clean up global variable shadowing
  semihosting/arm-compat: Clean up local variable shadowing
  util/guest-random: Clean up global variable shadowing
  util/cutils: Clean up global variable shadowing in get_relocated_path()
  ui/cocoa: Clean up global variable shadowing
  semihosting: Clean up global variable shadowing
  qom/object_interfaces: Clean up global variable shadowing
  qemu-io: Clean up global variable shadowing
  qemu-img: Clean up global variable shadowing
  plugins/loader: Clean up global variable shadowing
  os-posix: Clean up global variable shadowing
  ...

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

5 files changed, 14 insertions, 14 deletions

diff --git a/hw/usb/desc.c b/hw/usb/desc.c
index 7f6cc2f..f2bdc05 100644
--- a/hw/usb/desc.c
+++ b/hw/usb/desc.c
@@ -227,7 +227,7 @@ int usb_desc_endpoint(const USBDescEndpoint *ep, int flags,
     }
 
     if (superlen) {
-        USBDescriptor *d = (void *)(dest + bLength);
+        d = (void *)(dest + bLength);
 
         d->bLength                       = 0x06;
         d->bDescriptorType               = USB_DT_ENDPOINT_COMPANION;
diff --git a/hw/usb/dev-hub.c b/hw/usb/dev-hub.c
index a6b50db..5703e0e 100644
--- a/hw/usb/dev-hub.c
+++ b/hw/usb/dev-hub.c
@@ -402,7 +402,7 @@ static void usb_hub_handle_control(USBDevice *dev, USBPacket *p,
         {
             unsigned int n = index - 1;
             USBHubPort *port;
-            USBDevice *dev;
+            USBDevice *pdev;
 
             trace_usb_hub_set_port_feature(s->dev.addr, index,
                                            feature_name(value));
@@ -411,7 +411,7 @@ static void usb_hub_handle_control(USBDevice *dev, USBPacket *p,
                 goto fail;
             }
             port = &s->ports[n];
-            dev = port->port.dev;
+            pdev = port->port.dev;
             switch(value) {
             case PORT_SUSPEND:
                 port->wPortStatus |= PORT_STAT_SUSPEND;
@@ -419,8 +419,8 @@ static void usb_hub_handle_control(USBDevice *dev, USBPacket *p,
             case PORT_RESET:
                 usb_hub_port_set(port, PORT_STAT_RESET);
                 usb_hub_port_clear(port, PORT_STAT_RESET);
-                if (dev && dev->attached) {
-                    usb_device_reset(dev);
+                if (pdev && pdev->attached) {
+                    usb_device_reset(pdev);
                     usb_hub_port_set(port, PORT_STAT_ENABLE);
                 }
                 usb_wakeup(s->intr, 0);
diff --git a/hw/usb/dev-storage.c b/hw/usb/dev-storage.c
index e3bcffb..a496c81 100644
--- a/hw/usb/dev-storage.c
+++ b/hw/usb/dev-storage.c
@@ -403,7 +403,7 @@ static void usb_msd_handle_data(USBDevice *dev, USBPacket *p)
     struct usb_msd_cbw cbw;
     uint8_t devep = p->ep->nr;
     SCSIDevice *scsi_dev;
-    uint32_t len;
+    int len;
 
     if (s->needs_reset) {
         p->status = USB_RET_STALL;
@@ -465,7 +465,7 @@ static void usb_msd_handle_data(USBDevice *dev, USBPacket *p)
                 usb_msd_copy_data(s, p);
             }
             if (le32_to_cpu(s->csw.residue)) {
-                int len = p->iov.size - p->actual_length;
+                len = p->iov.size - p->actual_length;
                 if (len) {
                     usb_packet_skip(p, len);
                     if (len > s->data_len) {
@@ -526,7 +526,7 @@ static void usb_msd_handle_data(USBDevice *dev, USBPacket *p)
                 usb_msd_copy_data(s, p);
             }
             if (le32_to_cpu(s->csw.residue)) {
-                int len = p->iov.size - p->actual_length;
+                len = p->iov.size - p->actual_length;
                 if (len) {
                     usb_packet_skip(p, len);
                     if (len > s->data_len) {
diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c
index 324177a..4b60114 100644
--- a/hw/usb/hcd-xhci.c
+++ b/hw/usb/hcd-xhci.c
@@ -217,10 +217,10 @@ enum {
     (((data) >> field##_SHIFT) & field##_MASK)
 
 #define set_field(data, newval, field) do {                     \
-        uint32_t val = *data;                                   \
-        val &= ~(field##_MASK << field##_SHIFT);                \
-        val |= ((newval) & field##_MASK) << field##_SHIFT;      \
-        *data = val;                                            \
+        uint32_t val_ = *data;                                  \
+        val_ &= ~(field##_MASK << field##_SHIFT);               \
+        val_ |= ((newval) & field##_MASK) << field##_SHIFT;     \
+        *data = val_;                                           \
     } while (0)
 
 typedef enum EPType {
@@ -1894,7 +1894,7 @@ static void xhci_kick_epctx(XHCIEPContext *epctx, unsigned int streamid)
     }
 
     if (epctx->retry) {
-        XHCITransfer *xfer = epctx->retry;
+        xfer = epctx->retry;
 
         trace_usb_xhci_xfer_retry(xfer);
         assert(xfer->running_retry);
diff --git a/hw/usb/host-libusb.c b/hw/usb/host-libusb.c
index f500db8..d7060a4 100644
--- a/hw/usb/host-libusb.c
+++ b/hw/usb/host-libusb.c
@@ -1010,7 +1010,7 @@ static int usb_host_open(USBHostDevice *s, libusb_device *dev, int hostfd)
          * Speeds are defined in linux/usb/ch9.h, file not included
          * due to name conflicts.
          */
-        int rc = ioctl(hostfd, USBDEVFS_GET_SPEED, NULL);
+        rc = ioctl(hostfd, USBDEVFS_GET_SPEED, NULL);
         switch (rc) {
         case 1: /* low */
             libusb_speed = LIBUSB_SPEED_LOW;